大象传媒

Fossilised human faeces (coprolites) show humans living in north-west America 14,000 years ago, a thousand years before the Clovis people once regarded as the first Americans. UK researchers announce hybrid human-animal embryos, sparking renewed debate about ethics. Astronomers spot the youngest planet ever seen. Genetically engineering sugar cane to release more energy when processed as biofuels. Dyscalculia (number blindness) can have detrimental effects on your life prospects. Plus, studying squid beaks could lead to better medical implants.